/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
import Model.M_Account;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import sun.security.pkcs11.wrapper.Functions;

/**
 *
 * @author thuydao
 */
@WebServlet(urlPatterns = {"/C_Login_Admin"})
public class C_Login_Admin extends HttpServlet {
    private Object session;

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            /* TODO output your page here. You may use following sample code. */
            out.println("<!DOCTYPE html>");
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet C_Login_Admin</title>");            
            out.println("</head>");
            out.println("<body>");
            
            String action = request.getParameter("blogin");
            if(action.equals("Login"))
            {
                String username = "admin";
                String password = request.getParameter("password");
             
                M_Account acc = new M_Account();
                boolean result = false;
                result = acc.checkLogin(username, password);
                
                
                if (result==true){
                    HttpSession session = request.getSession(true);
                    session.setAttribute("USERADMIN", username);
                    RequestDispatcher rd = request.getRequestDispatcher("C_Show_Customer");
                    rd.forward(request, response);
                }
                else
                out.println("Sai mật khẩu. Vui lòng nhập lại!");
                
            }
            if(action.equals("Update"))
            {
               String tentk;
                tentk = session.getAttribute("USERADMIN");
               String matkhau = request.getParameter("password");
              
               /*M_Account acc = new M_Account();
               boolean result = acc.Update_pass(tentk, matkhau);
               
               if(result)
               {
                   RequestDispatcher rd = request.getRequestDispatcher("C_Show_Customer");
                   rd.forward(request, response);
               }
               else out.println("Thay đổi mật khẩu thất bại.");*/
               
               //response.sendRedirect("C_Show_Customer");
            }
            
            
            out.println("</body>");
            out.println("</html>");
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
